>Apple and Google not only created the device and funded the R & D for the features,
App developers have to pay for Apple’s and Google’s R&D and devices? Do consumers not pay for this when they buy their devices.
>but also created the APIs, the tools, the infrastructure, and attracted the (hundreds of millions of) users.
These were created for their consumers and not for developers. You think features are added to their devices to please developers? Why do developers have to pay for these things?
>The 30% cut they ask of developers is more than reasonable.
More than reasonable? Do a little experiment. Run a business and have 30% of your revenue taken from you.
App developers have to pay for Apple’s and Google’s R&D and devices? Do consumers not pay for this when they buy their devices.
>but also created the APIs, the tools, the infrastructure, and attracted the (hundreds of millions of) users.
These were created for their consumers and not for developers. You think features are added to their devices to please developers? Why do developers have to pay for these things?
>The 30% cut they ask of developers is more than reasonable.
More than reasonable? Do a little experiment. Run a business and have 30% of your revenue taken from you.